TY  - BOOK
AU  - MATHUR, S B
TI  - A Textbook of Engineering Drawings: In First AngleProjections
U1  - 604.2 
PY  - 1997///
CY  - Delhi
PB  - Vikas Publications
KW  -  ENGINEERING DRAWINGS
KW  -  MACHINERY- DRAWINGS
KW  - MECHANICAL ENGINEERING
ER  -